Geographic location
Alvarez
4
Antarctic
4
Antarctic Peninsula
2
Arctic
12
Arctic Ocean
4
Drake Passage
3
East Antarctic Ice Sheet
2
Greenland
12
Irminger Basin
4
Irminger Sea
3
Newfoundland
4
Norwegian Sea
1
Pacific
5
Reykjanes
2
Skjoldungen
2
Southern Ocean
2
The Antarctic
4
Weddell
1
Weddell Sea
1
West Antarctic Ice Sheet
2